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<TITLE>JavaScript Source Code 3000:  Forms:  Dynamic Input</TITLE>
<META HTTP-EQUIV="JavaScript Source Code 3000" CONTENT = "no-cache">
<META NAME="date" CONTENT="2000-09-09">
<META NAME="channel" CONTENT="Web Developer">
<META NAME="author" CONTENT="Peter Hermus">
<META NAME="section" CONTENT="Forms">
<META NAME="description" CONTENT="(Internet Explorer Only)  Offer a form with as many input boxes that the user selects.  After entering the number of boxes, the form is dynamically updated while the rest of the form remains untouched.">

<SCRIPT LANGUAGE="JavaScript">
<!-- Original:  Peter Hermus -->
<!-- Web Site:  http://come.to/speedpete -->




<!-- Begin
function createForm(number) {
data = "";    
inter = "'";
if (number < 16 && number > -1) {
for (i=1; i <= number; i++) {
if (i < 10) spaces="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
else spaces="&nbsp;&nbsp;&nbsp;&nbsp;";
data = data + "URL " + i + " :" + spaces
+ "<input type='text' size=10 name=" + inter
+ "url" + i + inter + "'><br>";
}
if (document.layers) {
document.layers.cust.document.write(data);
document.layers.cust.document.close();
}
else {
if (document.all) {
cust.innerHTML = data;
      }
   }
}
else {
window.alert("Please select up to 15 entries.");
   }
}
//  End -->
</script>
</HEAD>

<BODY BGCOLOR=#ffffff vlink=#0000ff>

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<A HREF="../index.htm" /" TARGET="_top"><FONT COLOR="#0000FF"><b>Home</b></font></A>
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<A HREF="index.htm" /forms/" ><font color="#FF0000"><b>Forms</b></font></A>
<img src="../img/arrow.gif" /img/arrow.gif" height=13 width=7 border=0 alt="}">
<FONT COLOR="#006666"><b>Dynamic Input</b></font></font>
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<!-- Description --><!--content_start-->
(Internet Explorer Only)  Offer a form with as many input boxes that the user selects.  After entering the number of boxes, the form is dynamically updated while the rest of the form remains untouched.
<hr>
</td></tr>
</table>
<!-- Demonstration -->
<center>
<form name=counter>
Number of URLs to enter:
<input type=text name=number size=5>
<input type=button value="Update" onClick="createForm(counter.number.value);">
</form>

<br>

<form name="webform" onSubmit="return false;">
<table border=0>
<tr valign=top>
<td>Name:</td>
<td><input type=text size=20 name=name onChange="msg(this.form)"></td>
</tr>

<tr><td colspan=2>

<!-- Placeholder for dynamic form contents -->
<span id=cust style="position:relative;"></span>

</td>
</tr>

<tr valign=top>
<td>Comments:</td>
<td><textarea name=comments cols=45 rows=5 wrap=virtual OnChange="msg(this.form)">
</textarea></td>
</tr>
<tr>
<td></td>
<td><input type=button value="Send" onClick="alert('This is just a demo, so the form will not submit.');"></td>
</tr>
</table>
</form>
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<P>
<a name="source">
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<tr><td BGCOLOR=yellow><font FACE="helvetica,arial,geneva"><b>JavaScript Source Code 3000:  Forms:  Dynamic Input</b>
<p>Simply click inside the window below, use your cursor to highlight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Apple-s).  The script is yours!!!
<br><br></font></td></tr>
<tr><td BGCOLOR=yellow ALIGN=CENTER>
<form NAME="copy">

<DIV align="center">
<input type=button value="Highlight All" onClick="javascript:this.form.txt.focus();this.form.txt.select();">&nbsp;&nbsp;&nbsp;&nbsp;
<INPUT TYPE="text" NAME="total" VALUE="Script Size:  1.95 KB" size=24>
</DIV>

<textarea NAME="txt" ROWS=20 COLS=75 WRAP=VIRTUAL>

&lt;!-- TWO STEPS TO INSTALL DYNAMIC INPUT:

  1.  Copy the coding into the HEAD of your HTML document
  2.  Add the last code into the BODY of your HTML document  --&gt;

&lt;!-- STEP ONE: Paste this code into the HEAD of your HTML document  --&gt;

&lt;HEAD&gt;

&lt;SCRIPT LANGUAGE="JavaScript"&gt;
&lt;!-- Original:  Peter Hermus --&gt;
&lt;!-- Web Site:  http://come.to/speedpete --&gt;

&lt;! &gt;
&lt;! &gt;

&lt;!-- Begin
function createForm(number) {
data = "";    
inter = "'";
if (number &lt; 16 && number &gt; -1) {
for (i=1; i &lt;= number; i++) {
if (i &lt; 10) spaces="&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
else spaces="&nbsp;&nbsp;&nbsp;&nbsp;";
data = data + "URL " + i + " :" + spaces
+ "&lt;input type='text' size=10 name=" + inter
+ "url" + i + inter + "'&gt;&lt;br&gt;";
}
if (document.layers) {
document.layers.cust.document.write(data);
document.layers.cust.document.close();
}
else {
if (document.all) {
cust.innerHTML = data;
      }
   }
}
else {
window.alert("Please select up to 15 entries.");
   }
}
//  End --&gt;
&lt;/script&gt;
&lt;/HEAD&gt;

&lt;!-- STEP TWO: Copy this code into the BODY of your HTML document  --&gt;

&lt;BODY&gt;

&lt;center&gt;
&lt;form name=counter&gt;
Number of URLs to enter:
&lt;input type=text name=number size=5&gt;
&lt;input type=button value="Update" onClick="createForm(counter.number.value);"&gt;
&lt;/form&gt;

&lt;br&gt;

&lt;form name="webform"&gt;
&lt;table border=0&gt;
&lt;tr valign=top&gt;
&lt;td&gt;Name:&lt;/td&gt;
&lt;td&gt;&lt;input type=text size=20 name=name onChange="msg(this.form)"&gt;&lt;/td&gt;
&lt;/tr&gt;

&lt;tr&gt;&lt;td colspan=2&gt;

&lt;!-- Placeholder for dynamic form contents --&gt;
&lt;span id=cust style="position:relative;"&gt;&lt;/span&gt;

&lt;/td&gt;
&lt;/tr&gt;

&lt;tr valign=top&gt;
&lt;td&gt;Comments:&lt;/td&gt;
&lt;td&gt;&lt;textarea name=comments cols=45 rows=5 wrap=virtual OnChange="msg(this.form)"&gt;
&lt;/textarea&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;&lt;/td&gt;
&lt;td&gt;&lt;input type=submit value="Send"&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;/table&gt;
&lt;/form&gt;
&lt;/center&gt;

 

&lt;!-- Script Size:  1.95 KB --&gt;</textarea><br><font FACE="helvetica,arial,geneva"></font></td></tr>

</table>
</form>
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